Universe Content Breakdown. The Detailed Universe. New Discovery about the Fabric of Space-Time. Dark Matter. Fermi Observations of Dwarf Galaxies Provide New Insights on Dark Matter There's more to the cosmos than meets the eye.
About 80 percent of the matter in the universe is invisible to telescopes, yet its gravitational influence is manifest in the orbital speeds of stars around galaxies and in the motions of clusters of galaxies. Dark Matter. Dark Energy.